WO2022105092A1

WO2022105092A1 - Eva cutting and laying machine

Info

Publication number: WO2022105092A1
Application number: PCT/CN2021/085281
Authority: WO
Inventors: 李生; 毛吉亮; 印庆; 刘伟
Original assignee: 苏州晟成光伏设备有限公司
Priority date: 2020-11-23
Filing date: 2021-04-02
Publication date: 2022-05-27
Also published as: CN112390048B; CN112390048A

Abstract

An EVA cutting and laying machine, comprising an EVA head end feeding assembly (2) which is provided on a rack (1), a hot melting assembly (3) which is located above the EVA head end feeding assembly (2) and is provided on the rack (1), and a round hole punching mechanism (4), a rolling discharging mechanism (5) and a bidirectional cutter mechanism (6) which are sequentially provided from left to right on the rack (1) on a side end of the hot melting assembly (3). A servo conveying and correcting assembly (7) is mounted at an output end of the bidirectional cutter mechanism (6) of the rack (1), and an EVA tail end clamping mechanism (8) and an EVA head end clamping mechanism (9) are provided on two sides of the servo conveying and correcting assembly (7) of the rack (1), respectively; roll materials at the EVA head end feeding assembly (2) sequentially pass through the hot melting assembly (3), the round hole punching mechanism (4), the rolling discharging mechanism (5) and the bidirectional cutter mechanism (6); and after punching and cutting, EVA is clamped and pulled to a piece of glass on the servo conveying and correcting assembly (7) by means of the EVA tail end clamping mechanism (8) and the EVA head end clamping mechanism (9). The laying machine is structurally compact, integrates feeding, hot melting, hole punching, discharging, cutting and clamp conveying, and an EVA film may be automatically attached to a product.

Description

An EVA cutting and laying machine

technical field

The invention relates to the technical field of photovoltaic module production, in particular to an EVA cutting and laying machine.

Background technique

With the increasingly strong call for environmental protection, the country is gradually changing the traditional power generation mode and increasing the proportion of new energy and clean energy power generation. Among them, solar power generation has developed rapidly, so the demand for solar modules has also increased rapidly. A layer of EVA film needs to be attached to the glass of the photovoltaic module. The EVA film roll is large and heavy, and it is difficult to lift and install. In the process of discharging, due to the decreasing diameter of the roll shaft, the conveying of the often-outgoing materials is getting looser and looser. In addition, various problems such as slippage, folds, and offsets often occur during the material transportation process. At present, the equipment is difficult to meet the uninterrupted feeding of the size, the cutting is complex, and there are many back and forth strokes. Based on the above defects and deficiencies, it is necessary to The existing technology is improved, and an EVA cutting and laying machine is designed.

SUMMARY OF THE INVENTION

The main technical problem solved by the present invention is to provide an EVA cutting and laying machine, which has a compact structure and stable operation, can integrate feeding, hot-melting, punching, discharging, cutting, and clamping and conveying, and can automatically cut the EVA film. Attached to the product, it can continuously and continuously feed, can adjust the tension in real time, can convey smoothly, avoid wrinkles when soft materials are conveyed, avoid material discharge skew, prevent discharge slip, and match products with different thicknesses. .

In order to solve the above-mentioned technical problems, a technical solution adopted in the present invention is to provide a kind of EVA cutting and laying machine. The hot-melt assembly above the feeding assembly and arranged on the rack, from left to right, are arranged on the side frame of the hot-melt assembly. The punching mechanism, the rolling discharge mechanism and the bidirectional cutter mechanism The rack at the output end of the mechanism is installed with a servo conveying correcting assembly, and the racks on both sides of the servo conveying correcting assembly are respectively provided with an EVA tail end clamping mechanism and an EVA head end clamping mechanism. The EVA head end feeding assembly The coiled material passes through the hot-melt assembly, the punching hole mechanism, the rolling discharge mechanism and the bidirectional cutter mechanism in turn. After punching and cutting, the EVA is pulled by the EVA tail end clamping mechanism and the EVA head end clamping mechanism to the servo. Convey the normalizing assembly on the glass.

Preferably, the EVA head-end feeding assembly includes a feeding frame, a positioning cylinder, a positioning frame, an air expansion shaft, a clamping assembly, a feeding assembly, a winding roller, a swing buffer assembly and a lifting mechanism. The feeding frame A positioning cylinder is installed on the positioning cylinder, a positioning frame is installed on the piston rod of the positioning cylinder, and the positioning frame is slidably connected with the frame through the sliding rail. The feeding frame is installed with a feeding assembly for driving the rotation of the air expansion shaft. The winding roller is set at one end of the clamping assembly through a bracket. A swing buffer assembly is installed on the frame. The EVA coil on the air expansion shaft passes through the winding roller and swings in turn. A cache assembly, a lifting mechanism is also installed on the rack, and the lifting mechanism cooperates with the clamping assembly; the clamping assembly includes a clamping plate, a fixing screw and a baffle plate, and the clamping plate is vertically arranged on the positioning frame There is a horizontal installation slot on the card mounting plate, a fixed screw for locking the air expansion shaft is installed on the positioning frame above the installation card slot, and the end of the air expansion shaft is provided with an annular card slot that cooperates with the card installation plate. A baffle plate is installed on the front side of the clamping plate; the discharging assembly includes a driving sprocket, a driven sprocket, a discharging motor and a protective cover, and the driving sprocket is movably inserted on the feeding frame, and the air expansion shaft A driven sprocket is installed on it, the driving sprocket meshes with the driven sprocket, a discharging motor and a shield are installed on the feeding frame, and the discharging motor drives the driving sprocket to rotate; the swing buffer assembly includes a rotating shaft, A shaft seat, a swing arm, a pen-shaped cylinder, a buffer guide roller, an induction sheet and a sensor, the rotating shaft is inserted into the frame through the shaft seat, two swing arms are installed on the rotating shaft, and a frame below the shaft seat is installed with The pen-shaped cylinder, the piston rod of the pen-shaped cylinder is movably connected with the middle of the swing arm through the connector, the buffer guide rollers are inserted into the extension ends of the two swing arms, the end of the rotating shaft is installed with an induction plate, and the shaft seat is installed with the induction plate. The sensor used in conjunction, the sensor outputs an analog electrical signal to control the discharging motor of the discharging assembly; the lifting mechanism includes a lifting cylinder, a lifting plate, a lifting slide rail and a guide support plate, and the lifting cylinder is arranged on the frame, A lift plate is installed on the piston rod of the lift cylinder, the lift plate is slidably connected to the frame through the lift rail, and a guide support plate is installed on the lift plate.

Preferably, the hot-melt assembly includes a hot-melt support, a resistance wire heating block, a beading cylinder, a bead, a jack-up cylinder, a press block and a roller, the hot-melt support is arranged on the frame, and the upper end of the hot-melt support is installed There is a resistance wire heating block, a beading cylinder is installed on the hot-melt bracket at both ends of the resistance wire heating block, and a beading bar is installed on the piston rods of the two beading cylinders, and the beading bar is located directly above the resistance wire heating block, the heat on the left and right sides of the resistance wire heating block. A lifting cylinder is installed on the melting bracket, and a pressure block is installed on the piston rod of a group of lifting cylinders. Rollers for transition coils are inserted on both sides of the hot melting bracket. Air pipe, after heating, blowing and cooling to prevent overheating and melting.

Preferably, the round hole punching mechanism includes a punching bracket, a bottom plate, a lower die, a vertical mounting plate, an adjustment plate, a punching cylinder, a lifting plate, a linear guide and an upper punch, and the punching bracket is arranged on the On the rack, a bottom plate is installed on the punching bracket, the bottom plate is provided with three groups of adjustment mounting holes distributed in an array, and a lower concave die is installed at the adjustment mounting holes, a vertical mounting plate is fixed on the bottom plate, and the vertical mounting plate is provided with three A waist-shaped hole is formed, and an adjustment plate is installed at the waist-shaped hole. After adjusting the adjustment plate, the adjustment plate is locked to the waist-shaped hole with a locking screw. A punching cylinder is installed at the upper end of the adjustment plate, and the piston rod of the punching cylinder is A lift plate is installed, the lift plate is movably connected with the adjustment plate through a linear guide, the lower end of the lift plate is installed with an upper punch opposite to the lower die, the upper punch cooperates with the lower die, and the bottom plate below the lower die is provided with blanking It is easy to install, can quickly adjust the hole distance between adjacent circular holes to be punched, and the replacement and debugging efficiency is significantly improved.

Preferably, the rolling and discharging mechanism includes a discharging roller, a support, a servo motor, a pressing roller, a rotating assembly, a limit post and a stainless steel plate, and the two supports are installed on the frame, and the discharging roller is inserted into the frame. Installed on the support, the discharge roller is driven by the servo motor to rotate, the right end of the support is provided with an inserting part protruding upward, the pressing roller is inserted on the inserting part of the support through the pin shaft, and the pressing roller is driven by the rotating component to rotate , The left end of the support is installed with a limit column opposite to the pressure roller, and a stainless steel plate is arranged between the discharge roller and the pressure roller. The material passes through the stainless steel plate to ensure smooth conveying of the material and avoid wrinkles when soft materials are conveyed. Stainless steel Rectangular openings are arranged in an array on the plate. The discharge rollers are provided with discharge protrusions opposite to the rectangular openings at equal distances in the axial direction. The discharge protrusions pass through the rectangular openings. The discharge protrusions are arranged in an array to prevent feeding. In case of slippage, the pressing roller is symmetrically provided with spiral pressing protrusions, and the spiral pressing protrusions are symmetrically arranged to avoid the deviation of material discharge; the rotating component includes a support column, a thin cylinder, a fisheye bearing and a double ear The support column is vertically arranged on the frame, the tail of the thin cylinder is movably arranged on the upper horizontal plate of the support column through the hinge support, the piston rod of the thin cylinder is installed with a fisheye bearing, and the fisheye bearing extends The double lug seat is installed on the movable end, and the double lug seat is fixed on the end bracket of the pressure roller. The shrinkage of the piston rod of the thin cylinder drives the pressure roller to rotate along the insertion part of the support, and adjusts the relative distance between the discharge roller and the pressure roller. Compatible with products of different thicknesses.

Preferably, the two-way cutter mechanism includes a base, a lower cutter, a door-shaped cutter bracket, a single-axis driver, a moving plate, a cutter assembly and a push-down assembly, the base is arranged on the frame, and one side of the upper end of the base is installed with a Bar-shaped lower cutter, a door-shaped cutter bracket is arranged above the base, a single-axis driver is installed on the beam of the door-shaped cutter bracket, the single-axis driver is driven by a stepping motor, and a moving plate is installed on the sliding block of the single-axis driver. A cutter assembly is installed at the lower end of the moving plate, and a push-down assembly opposite to the base is also installed on the beam of the door-shaped cutter bracket; the cutter assembly includes a bearing seat, a connecting shaft, a mounting frame, a two-way cylinder, a single ear seat, The rotating shaft and the circular knife, a bearing seat is installed on the lower plane of the moving plate, a connecting shaft is inserted in the bearing seat, a mounting frame is fixed at the lower end of the connecting shaft, a two-way cylinder is also installed on the lower plane of the moving plate, and two ends of the mounting frame are installed. Single-ear seat, the two piston rods of the two-way cylinder are fixedly connected to the single-ear seat respectively, the rotating shaft is inserted into the mounting frame horizontally through the bearing, and a round knife is installed on the extension end of the rotating shaft, and the extension of the piston rod of the two-way cylinder drives the mounting frame to rotate , thereby driving the round knife to rotate left and right, and the round knife and the lower cutting knife form a certain angle on the left and right, which is used to cut the coil material, which can cut the material in both directions, solve the reset phenomenon of single-thread cutting material, simplify the action, and have high cutting efficiency; The pressing component includes a lower pressing cylinder, a lower pressing plate and a lower pressing bar. The two lower pressing cylinders are arranged on the door-shaped cutter bracket. A lower pressing plate is installed on the piston rod of the lower pressing cylinder. The lower end of the blade protrudes downward and is opposite to the upper end face of the lower cutter.

Preferably, the servo conveying alignment assembly includes a servo conveyor belt, short side alignment assemblies disposed on both sides of the servo conveyor belt in the conveying direction, and long side alignment assemblies disposed on both sides of the servo conveyor belt.

Preferably, the EVA tail end clamping mechanism includes a single-axis manipulator, a synchronous connection shaft, a deceleration motor, a moving frame, a support frame, a shaft tube, a clamping shaft, a drive assembly, a lower gripper and an upper gripper. The input end of the shaft manipulator is connected by a synchronous connection shaft, which is driven by a geared motor. A moving frame is installed on the sliding blocks of the two single-axis manipulators, and two protruding support frames are installed at the lower end of the moving frame. A shaft tube is inserted on the surface, a rotatable clamping shaft is inserted in the shaft tube, and two sets of driving components are installed on the moving frame. The two sets of driving components act on the shaft tube and the clamping rotating shaft respectively. The lower clamping jaw, the upper end of the shaft tube is provided with a rectangular opening groove, and the upper clamping jaw is equally spaced on the clamping rotating shaft. The upper clamping jaw is opposite to the lower clamping jaw below after passing through the rectangular opening groove. The drive shaft tube and the clamping shaft rotate relative to each other, thereby driving the lower jaw and the upper jaw to swing toward or away from each other. The drive assembly includes a cylinder support, a swing cylinder, a joint bearing and a connecting rod. The cylinder support is fixed on On the moving frame, the tail of the rocking cylinder is movably inserted on the cylinder support, the piston rod of the rocking cylinder is installed with a joint bearing, the extension end of the joint bearing is movably connected with the connecting rod, and the connecting rods on the two sets of driving components are respectively connected with the shaft. The tube and clamping shaft are fixed.

Preferably, the EVA head-end clipping mechanism includes a clipping bracket, a drive module, a carrier, a transplanting plate, an upper and lower cylinder, a connecting plate, a guide rail and a clipping plate, and the clipping bracket is arranged on the machine. On the frame, two sets of drive modules are installed on the upper part of the clamping bracket, a carrier frame is installed on the sliding block of the drive module, and two vertical transplanting boards are installed on the carrying frame, and two vertical sides of the transplanting board are respectively installed with The upper and lower cylinders, the piston rods of the two upper and lower cylinders are respectively equipped with connecting plates, the connecting plates are slidably connected with the transplanting plates through the guide rails, and a clipping plate is installed at the lower end of a set of connecting plates, and the two clipping plates are opposite to each other.

Compared with the prior art, the beneficial effects of the present invention are:

The setting of the EVA head-end feeding component can automatically feed the material, position the coil material, and adjust the tension of the discharge material;

The setting of the hot-melt assembly is used to hot-melt the head and tail ends of the two material rolls together to ensure continuous and uninterrupted feeding;

The setting of the punching hole mechanism is easy to install, can quickly adjust the hole distance between the adjacent circular holes to be punched, and the replacement and debugging efficiency is significantly improved;

The setting of the rolling discharge mechanism ensures smooth conveying of materials, avoids wrinkles when soft materials are conveyed, avoids skewed discharge of materials, prevents slipping of discharge, and cooperates with products of different thicknesses to discharge;

The setting of the two-way cutter mechanism is used to cut the coil material, which can cut the material in both directions, solve the reset phenomenon of single-thread cutting, simplify the action, and have high cutting efficiency;

The setting of the EVA tail end clamping mechanism can synchronously drive multiple sets of lower clamping jaws and upper clamping jaws, saving driving parts and ensuring the integral clamping and conveying of products to prevent wrinkles.

Description of drawings

Fig. 1 is a structural schematic diagram of an EVA cutting and laying machine.

Figure 2 is a schematic diagram of the internal structure of an EVA cutting and laying machine.

3 is a schematic structural diagram of an EVA head-end feeding assembly of an EVA cutting and laying machine.

Fig. 4 is a schematic diagram of the partial structure of an EVA head-end feeding component of an EVA cutting and laying machine.

5 is a schematic diagram of the partial structure of an EVA head-end feeding component of an EVA cutting and laying machine.

FIG. 6 is a schematic structural diagram of a swing buffer assembly of an EVA cutting and laying machine.

7 is a schematic structural diagram of a hot melt assembly of an EVA cutting and laying machine.

FIG. 8 is a schematic structural diagram of a hole punching mechanism of an EVA cutting and laying machine.

9 is a schematic structural diagram of a rolling discharge mechanism of an EVA cutting and laying machine.

Figure 10 is a partial enlarged view of the rolling and discharging mechanism of an EVA cutting and laying machine.

11 is a schematic structural diagram of a bidirectional cutter mechanism of an EVA cutting and laying machine.

12 is a schematic structural diagram of a cutter assembly of an EVA cutting and laying machine.

FIG. 13 is a schematic structural diagram of a servo conveying and normalizing component of an EVA cutting and laying machine.

14 is a schematic structural diagram of an EVA tail end clamping mechanism of an EVA cutting and laying machine.

FIG. 15 is a partial enlarged view A of FIG. 14 .

Figure 16 is a schematic diagram of the structure of a part of the EVA tail end clamping mechanism of an EVA cutting and laying machine.

17 is a schematic structural diagram of an EVA head end clamping mechanism of an EVA cutting and laying machine.

Detailed ways

The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and characteristics of the invention can be more easily understood by those skilled in the art, so that the protection scope of the present invention is more clearly defined.

Please refer to FIG. 1 to FIG. 17 , the embodiments of the present invention include:

An EVA cutting and laying machine, the EVA cutting and laying machine comprises a frame 1, an EVA head-end feeding assembly 2 arranged on the frame 1, a The hot-melt assembly 3, from left to right, are sequentially arranged on the punching mechanism 4, the rolling and discharging mechanism 5 and the bidirectional cutter mechanism 6 on the side frame of the hot-melt assembly 3, and the rack at the output end of the bidirectional cutter mechanism 6 1 is installed with a servo conveying normalizing assembly 7, and the racks 1 on both sides of the servo conveying normalizing assembly 7 are respectively provided with an EVA tail end clamping mechanism 8 and an EVA head end clamping mechanism 9, and the EVA head end is loaded. The coil material at component 2 passes through the hot-melt component 3, the punching hole mechanism 4, the rolling discharge mechanism 5 and the bidirectional cutter mechanism 6 in turn. After punching and cutting, the EVA passes through the EVA tail end clamping mechanism 8 and the EVA head end clamp. The feeding mechanism 9 grips and pulls the glass on the servo conveying and correcting assembly 7 .

The EVA head-end feeding assembly 2 includes a feeding frame 21, a positioning cylinder 22, a positioning frame 23, an air expansion shaft 24, a clamping assembly 25, a discharging assembly 26, a winding roller 27, a swing buffer assembly 28 and a lifting mechanism 29 , a positioning cylinder 22 is installed on the feeding frame 21, and a positioning frame 23 is installed on the piston rod of the positioning cylinder 22. The positioning frame 23 is slidably connected to the frame 1 through a slide rail, and the positioning frame 23 and its opposite feeding frame A clamping assembly 25 for fixing the air expansion shaft 24 is installed on the 21, a discharging assembly 26 for driving the air expansion shaft 24 to rotate is installed on the feeding rack 21, and the winding roller 27 is arranged at one end of the clamping assembly 25 through a bracket, and the machine A swing buffer assembly 28 is installed on the frame 1, and the EVA coil material on the air expansion shaft 24 passes through the winding roller 27 and the swing buffer assembly 28 in turn, and a lifting mechanism 29 is also installed on the frame 1. The lifting mechanism 29 and the clamping assembly 25 Used in conjunction; the clamping assembly 25 includes a clamping plate 251, a fixing screw 252 and a baffle plate 253, the clamping plate 251 is vertically arranged on the positioning frame 23, and a mounting slot 250 is horizontally arranged on the clamping plate 251 , the positioning frame 23 above the installation slot 250 is installed with a fixed screw 252 for locking the air expansion shaft, and the end of the air expansion shaft 24 is provided with an annular clamping slot 240 that cooperates with the clamping plate 251. The clamping plate 251 A baffle plate 253 is installed on the front side; the discharging assembly 26 includes a driving sprocket 261 , a driven sprocket 262 , a discharging motor 263 and a shield 264 , and the driving sprocket 261 is movably inserted on the feeding rack 21 , a driven sprocket 262 is installed on the air expansion shaft 24, the driving sprocket 261 and the driven sprocket 262 are engaged, and a discharging motor 263 and a shield 264 are installed on the feeding frame 21, and the discharging motor 263 drives the driving chain The wheel 261 rotates; the swing buffer assembly 28 includes a rotating shaft 281 , a shaft seat 282 , a swing arm 283 , a pen-shaped air cylinder 284 , a buffer guide roller 285 , a sensing piece 286 and a sensor 287 , and the rotating shaft 281 is inserted through the shaft seat 282 On the frame 1, two swing arms 283 are installed on the rotating shaft 281, and a pen-shaped air cylinder 284 is installed on the frame 1 under the shaft seat 282. The protruding end of the swing arm 283 is fitted with a buffer guide roller 285, the end of the rotating shaft 281 is fitted with an induction sheet 286, and the shaft seat 282 is fitted with a sensor 287 used in conjunction with the induction sheet 286, and the sensor 287 outputs an analog electrical output. The signal controls the discharging motor 263 of the discharging assembly 26; the lifting mechanism 29 includes a lifting cylinder 291, a lifting plate 292, a lifting slide rail 293 and a guide support plate 294, the lifting cylinder 291 is arranged on the frame 1, and the lifting cylinder A lift plate 292 is installed on the piston rod of 291. The lift plate 292 is slidably connected to the frame 1 through a lift rail 293. A guide support plate 294 is installed on the lift plate 292. The upper end of the guide support plate 294 and the upper end of the clamping plate 251 The inflatable shaft 24 is formed to convey the track.

The hot-melt assembly 3 includes a hot-melt bracket 31 , a resistance wire heating block 32 , a beading cylinder 33 , a beading 34 , a lifting cylinder 35 , a pressing block 36 and a roller 37 , and the hot-melting support 31 is arranged on the frame 1 . A resistance wire heating block 32 is installed on the upper end of the hot-melt bracket 31, a bead cylinder 33 is installed on the hot-melt bracket 31 at both ends of the resistance wire heating block 32, a bead 34 is installed on the piston rods of the two bead cylinders 33, and the bead 34 is located on the resistance wire Directly above the heating block 32, a jacking cylinder 35 is installed on the hot-melt brackets 31 on the left and right sides of the resistance wire heating block 32, and a pressing block 36 is installed on the piston rod of the opposite group of lifting cylinders 35. The hot-melt brackets Rollers 37 for transition coils are inserted on both sides of 31, and the hot-melt bracket 31 is equipped with a blowing pipe, which is cooled by blowing after heating to prevent overheating and melting.

The hole punching mechanism 4 includes a punching bracket 41, a bottom plate 42, a lower die 43, a vertical mounting plate 44, an adjustment plate 45, a punching cylinder 46, a lifting plate 47, a linear guide 48 and an upper punch 49. The punching bracket 41 is arranged on the frame 1, and a bottom plate 42 is installed on the punching bracket 41. The bottom plate 42 is provided with three groups of adjustment mounting holes distributed in an array, and a lower die 43 is installed at the adjustment mounting holes, and the bottom plate 42 is fixed on the bottom plate 42. There is a vertical mounting plate 44, three sets of waist-shaped holes 440 are arranged on the vertical mounting plate 44, and an adjusting plate 45 is installed at the waist-shaped holes 440. After adjusting the adjusting plate 45, the adjusting plate 45 is locked by the locking screw to the waist. At the molding hole 440, a punching cylinder 46 is installed on the upper end of the adjustment plate 45, a lifting plate 47 is installed on the piston rod of the punching cylinder 46, the lifting plate 47 is movably connected with the adjustment plate 45 through a linear guide 48, and the lower end of the lifting plate 47 is installed with a lifting plate 47. The upper punch 49 opposite to the lower die 43, the upper punch 49 cooperates with the lower die 43, and the bottom plate 42 under the lower die 43 is provided with a blanking port, which is easy to install and can quickly adjust the adjacent round holes to be punched. The hole spacing, replacement and debugging efficiency are significantly improved.

The rolling and discharging mechanism 5 includes a discharging roller 51, a support 52, a servo motor 53, a pressing roller 54, a rotating assembly 55, a limit post 56 and a stainless steel plate 57, and the two supports 52 are installed on the frame 1, The discharge roller 51 is inserted on the support 52, the discharge roller 51 is driven and rotated by the servo motor 53, the right end of the support 52 is provided with an inserting part protruding upward, and the pressing roller 54 is inserted into the support 52 through a pin shaft. On the inserting part of the machine, the pressure roller 54 is driven to rotate by the rotating assembly 55, the left end of the support 52 is installed with a limit post 56 opposite to the pressure roller 54, and a stainless steel plate 57 is arranged between the discharge roller 51 and the pressure roller 54, and the material Passing through the stainless steel plate 57 to ensure smooth conveying of materials and avoid wrinkles during conveying of soft materials, rectangular openings 570 are arranged in an array on the stainless steel plate 57, and the discharge roller 51 is axially equidistantly provided with the rectangular openings 570 one by one. The opposite discharge protrusions 511, the discharge protrusions 511 partially pass through the rectangular opening 570, and the discharge protrusions 511 are arranged in an array to prevent the feeding from slipping. The pressing protrusions 541 are symmetrically arranged to prevent the material from being skewed; the rotating assembly 55 includes a support column 551, a thin cylinder 552, a fisheye bearing 553 and a double-ear seat 554, and the support column 551 is vertically arranged on the machine. On the frame 1, the tail of the thin cylinder 552 is movably arranged on the upper horizontal plate of the support column 551 through the hinge support, the piston rod of the thin cylinder 552 is installed with a fisheye bearing 553, and the extension end of the fisheye bearing 553 is movably inserted with Double-ear seat 554, the double-ear seat 554 is fixed on the bracket at the end of the pressure roller 54, the piston rod of the thin cylinder 552 shrinks to drive the pressure roller 54 to rotate along the insertion part of the support 52, and the discharge roller 51 and the pressure roller 54 are adjusted. Relative distance, with different thickness of product discharge.

The two-way cutter mechanism 6 includes a base 61, a lower cutter 62, a door-shaped cutter bracket 63, a single-axis driver 64, a moving plate 65, a cutter assembly 66 and a push-down assembly 67. The base 61 is arranged on the frame 1, A strip-shaped lower cutter 62 is installed on one side of the upper end of the base 61, a gate-shaped cutter bracket 63 is arranged above the base 61, and a single-axis driver 64 is installed on the beam of the gate-shaped cutter bracket 63. The single-axis driver 64 is driven by a stepping motor , a moving plate 65 is installed on the sliding block of the single-axis driver 64, a cutter assembly 66 is installed at the lower end of the moving plate 65, and a lower pressing assembly 67 opposite to the base 61 is also installed on the beam of the door-shaped cutter bracket 63; The cutter assembly 66 includes a bearing seat 661, a connecting shaft 662, a mounting frame 663, a two-way cylinder 664, a single ear seat 665, a rotating shaft 666 and a circular knife 667. The lower plane of the moving plate 65 is installed with a bearing seat 661, which is inserted into the bearing seat 661. A connecting shaft 662 is installed, a mounting frame 663 is fixed at the lower end of the connecting shaft 662, and a two-way cylinder 664 is also installed on the lower plane of the moving plate 65. It is fixedly connected with the single-ear seat 665, the rotating shaft 666 is inserted horizontally in the mounting frame 663 through the bearing movement, the circular knife 667 is installed on the extending end of the rotating shaft 666, and the piston rod of the two-way cylinder 664 is stretched to drive the mounting frame 663 to rotate, thereby driving the circular knife 663. The knife 667 rotates left and right, and the round knife 667 and the lower cutter 62 form a certain angle on the left and right, which is used to cut the coil material, which can cut the material in both directions, solve the reset phenomenon of single-thread cutting, simplify the action, and have high cutting efficiency; the downward pressure The assembly 67 includes a lower pressing cylinder 671, a lower pressing plate 672 and a lower pressing bar 673. The two lower pressing cylinders 671 are arranged on the door-shaped cutter bracket 63, the lower pressing plate 672 is installed on the piston rod of the lower pressing cylinder 671, and the lower end of the lower pressing plate 672 is installed There is a lower pressing bar 673 , and the lower end of the lower pressing bar 673 protrudes downward and is opposite to the upper end surface of the lower cutting knife 62 .

The servo conveying alignment assembly 7 includes a servo conveyor belt 71 , short side alignment assemblies 72 disposed on both sides of the servo conveyor belt 71 in the conveying direction, and long side alignment assemblies 73 disposed on both sides of the servo conveyor belt 71 .

The EVA tail end clamping mechanism 8 includes a single-axis manipulator 81, a synchronous connection shaft 82, a deceleration motor 83, a moving frame 84, a support frame 85, a shaft tube 86, a clamping shaft 87, a drive assembly 88, a lower jaw 89 and On the upper jaw 810, the input ends of the two uniaxial manipulators 81 are connected by a synchronous connection shaft 82, and the synchronous connection shaft 82 is driven by a deceleration motor 83, a moving frame 84 is installed on the sliding blocks of the two uniaxial manipulators 81, and the lower end of the moving frame 84 is installed Two outstretched support frames 85, a shaft tube 86 is inserted into the opposite surface of the extended end of the support frame 85, and a rotatable clamping shaft 87 is inserted into the shaft tube 86, and two sets of drive assemblies 88 are installed on the moving frame 84. The group driving components 88 act on the shaft tube 86 and the material clamping shaft 87 respectively. The lower end of the shaft tube 86 is equidistantly installed with lower clamping jaws 89, the upper end of the shaft tube 86 is arrayed with rectangular opening grooves 860, and the upper end of the clamping shaft 87 is equidistant. The upper clamping jaws 810 are installed, and the upper clamping jaws 810 pass through the rectangular opening groove 860 and then face the lower clamping jaws 89 below them one by one. The clamping jaw 89 and the upper clamping jaw 810 swing toward or away from each other. The drive assembly 88 includes a cylinder support 881, a swing cylinder 882, a joint bearing 883 and a connecting rod 884. The cylinder support 881 is fixed on the moving frame 84, The tail of the rocking cylinder 882 is movably inserted on the cylinder support 881 , the piston rod of the rocking cylinder 882 is installed with a joint bearing 883 , the extension end of the joint bearing 883 is movably connected with the connecting rod 884 , and the connecting rods on the two sets of driving components 88 884 are respectively fixed with the shaft tube 86 and the clamping rotating shaft 87 .

The EVA head end clamping mechanism 9 includes a clamping bracket 91, a driving module 92, a carrier frame 93, a transplanting plate 94, an upper and lower cylinder 95, a connecting plate 96, a guide rail 97 and a clamping plate 98. The material support 91 is arranged on the frame 1, and two sets of driving modules 92 are installed on the upper part of the clamping bracket 91. The sliding block of the driving module 92 is installed with a carrying frame 93, and two vertical transplanting plates are installed on the carrying frame 93. 94, the upper and lower cylinders 95 are installed on the two vertical sides of the transplanting plate 94 respectively, and the connecting plates 96 are respectively installed on the piston rods of the two upper and lower air cylinders 95. A clipping plate 98 is installed at the lower end of a set of connecting plates 96, and the two clipping plates 98 face each other up and down.

When the EVA cutting and laying machine of the present invention works, the EVA coil material is manually inserted into the air expansion shaft 24. At this time, the air expansion shaft 24 is placed on the guide support plate 294, and the lifting cylinder 291 at the lifting mechanism 29 is lifted to a designated position. Roll the air expansion shaft 24 along the guide support plate 294 and the upper end of the clamping plate 251 to form a conveying track to the installation slot 250, manually adjust the fixed screw 252 to lock the air expansion shaft, and feed the EVA coil for the first time. At the cutting edge of the knife assembly 66, the EVA coil material passes through the winding roller 27, the hot-melt assembly 3, the swing buffer assembly 28, the hole punching mechanism 4, the rolling discharge mechanism 5 and the bidirectional cutter mechanism 6 in turn, and the material is loaded for the first time. Lead the EVA roll material to the cutter edge of the cutter assembly 66; the discharge assembly 26 adopts a servo motor active discharge method, and matches the linear speed of the servo motor 53 at the discharge roller 51, and ideally, realizes zero tension of EVA In the actual operation process, the linear speed of the servo motor 53 at the discharge roller 51 is constant, and the EVA roll diameter is constantly changing. The angular speed of the active discharge motor 263 cannot completely match the linear speed of the servo motor 53. Equipped with a swing buffer assembly 28, when the instantaneous linear speed of the active discharge motor 263 is slower than the linear speed of the servo motor 53, the piston rod of the pen-shaped cylinder 284 stretches to drive the swing arm 283 to lift up, and the sensing area of the sensing piece 286 and the position sensor 287 increases. Large, output analog electrical signal to control the discharge motor 263, and the speed becomes faster. On the contrary, when the instantaneous linear speed of the active discharge motor 263 is faster than the linear speed of the servo motor 53, the swing arm 283 descends, and the induction sheet 286 and the position sensor 287 sense the area After the EVA coil is sent out of the knife edge, when each coil is used for the first time, the circular knife 667 needs to be cut off first to determine the initial position of the EVA coil, and then through the control The motor rotates and sends out about 40mm, and the lower clamping jaw 89 and the upper clamping jaw 810 of the EVA tail end clamping mechanism 8 move through between the two clamping plates 98 of the EVA head end clamping mechanism 9 to the knife edge of the cutter. After moving backward for a certain distance, the punching hole mechanism 4 punches downwards, punching out a shape that meets the requirements on the EVA, and the EVA tail end clamping mechanism 8 continues to move. After reaching the specified size of the EVA, the EVA head end clamping mechanism 9 moves. , the two clamping plates 98 clamp the EVA tail, the circular knife 667 moves and cuts off, the EVA is separated from the feeding end coil, and after the EVA is separated, the EVA tail end clamping mechanism 8 and the EVA head end clamping mechanism 9 The clamping jaws move together, At the same time, the glass of the photovoltaic module is conveyed to the servo conveying and correcting component 7 for positioning, and moves in the way of EVA looking for the glass. After reaching the designated position, the gripper of the EVA tail end clamping mechanism 8 moves, and the tail end EVA falls on the glass. , after the clamping jaws reach the original position, the lower cylinder extends downward, the upper and lower cylinders are in the fully released position, the clamping jaws will remain in the standby state at this time, and then the VA head end clamping mechanism 9 is released, and the EVA is completely spread on the glass. After loading, the servo conveying and correcting component 7 conveys it to the next process, and repeats Repeat the above steps, when the EVA coil is about to be used up, a new coil is added, and the tail of the previous coil and the head of the new coil are hot-melted together at the hot-melt assembly 3.

The EVA cutting and laying machine of the invention has a compact structure and stable operation, can integrate feeding, hot-melting, punching, discharging, cutting, and clamping and conveying, and can automatically attach the EVA film to the product. Uninterrupted and continuous feeding, can adjust the tension in real time, can convey smoothly, avoid wrinkles when soft materials are conveyed, avoid material discharge skew, prevent discharge slip, and match products with different thicknesses.

The above descriptions are only the embodiments of the present invention, and are not intended to limit the scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied to other related technologies Fields are similarly included in the scope of patent protection of the present invention.

Claims

An EVA cutting and laying machine is characterized in that: the EVA cutting and laying machine comprises a frame, an EVA head-end feeding assembly arranged on the frame, a thermal Melting components, from left to right, are arranged on the side frame of the hot-melting component in order: the punching mechanism, the rolling discharge mechanism and the bidirectional cutter mechanism. The frame at the output end of the bidirectional cutter mechanism is installed with a servo conveying and correcting mechanism. Components, the racks on both sides of the servo conveying and correcting components are respectively provided with an EVA tail end clamping mechanism and an EVA head end clamping mechanism. After punching and cutting, the EVA is clamped by the EVA tail end clamping mechanism and the EVA head end clamping mechanism and pulled to the glass on the servo conveying and normalizing component.
An EVA cutting and laying machine according to claim 1, characterized in that: the EVA head-end feeding assembly comprises a feeding rack, a positioning cylinder, a positioning rack, an air expansion shaft, a clamping assembly, a discharging assembly, a winding Roller, swing buffer assembly and lifting mechanism, a positioning cylinder is installed on the feeding frame, a positioning frame is installed on the piston rod of the positioning cylinder, the positioning frame is slidably connected with the frame through the sliding rail, and the positioning frame and its opposite feeding The rack is installed with a card assembly for fixing the air expansion shaft, and the feeding rack is installed with a discharge assembly for driving the air expansion shaft to rotate. , the EVA coil material on the air expansion shaft passes through the winding roller and the swing buffer assembly in turn, and a lifting mechanism is also installed on the frame, and the lifting mechanism is used in conjunction with the clamping assembly; the clamping assembly includes a clamping plate, a fixed screw and baffle plate, the card mounting plate is vertically arranged on the positioning frame, the mounting card slot is horizontally arranged on the card mounting plate, and the positioning frame above the installation card slot is installed with a fixed screw for locking the air expansion shaft, and the air expansion shaft A ring-shaped card slot is arranged at the end of the card-mounted plate, and a baffle plate is installed on the front side of the card-mounted plate; the discharging assembly includes a driving sprocket, a driven The sprocket is movably inserted on the feeding frame, and the driven sprocket is installed on the air expansion shaft. The driving sprocket meshes with the driven sprocket. The feeding frame is equipped with a discharging motor and a shield, which is driven by the discharging motor. The driving sprocket rotates; the swing buffer assembly includes a rotating shaft, a shaft seat, a swing arm, a pen-shaped cylinder, a buffer guide roller, an induction sheet and a sensor, the rotating shaft is inserted into the frame through the shaft seat, and the rotating shaft is installed on the There are two swing arms, a pen-shaped air cylinder is installed on the frame below the shaft seat, the piston rod of the pen-shaped air cylinder is movably connected with the middle of the swing arm through a connector, the extension ends of the two swing arms are inserted with a buffer guide roller, and the end of the rotating shaft is inserted. An induction sheet is installed on the shaft seat, and a sensor used in conjunction with the induction sheet is installed on the shaft seat. The sensor outputs an analog electrical signal to control the discharging motor of the discharging assembly; the lifting mechanism includes a lifting cylinder, a lifting plate, a lifting slide and a Guide support plate, the lifting cylinder is arranged on the frame, a lifting plate is installed on the piston rod of the lifting cylinder, the lifting plate is slidably connected with the frame through the lifting slide rail, and a guiding support plate is installed on the lifting plate, and the guiding support plate is installed on the lifting plate. The upper end of the plate and the upper end of the card-mounted plate form an inflatable shaft conveying track.
An EVA cutting and laying machine according to claim 1, wherein the hot-melt assembly comprises a hot-melt support, a resistance wire heating block, a beading cylinder, a beading, a jacking cylinder, a pressing block and a roller, and the The hot-melt bracket is arranged on the rack, the upper end of the hot-melt bracket is installed with a resistance wire heating block, the hot-melt bracket at both ends of the resistance wire heating block is installed with a beading cylinder, the piston rods of the two beading cylinders are installed with a beading bar, and the beading is located on the resistance wire. Just above the heating block, the hot-melt brackets on the left and right sides of the resistance wire heating block are installed with jacking cylinders, and a pressure block is installed on the piston rods of the opposite group of jacking cylinders, and transitions are inserted on both sides of the hot-melt brackets. The roll of the coil material, the air blowing pipe is self-configured on the hot-melt bracket.
An EVA cutting and laying machine according to claim 1, characterized in that: the hole punching mechanism comprises a punching bracket, a bottom plate, a lower die, a vertical mounting plate, an adjusting plate, a punching cylinder, a lifting plate, The linear guide rail and the upper punch, the punching bracket is arranged on the frame, a bottom plate is installed on the punching bracket, the bottom plate is provided with three groups of adjustment mounting holes distributed in an array, the lower concave die is installed at the adjustment mounting holes, and the bottom plate is installed on the bottom plate. A vertical installation plate is fixed, there are three sets of waist-shaped holes on the vertical installation plate, an adjustment plate is installed at the waist-shaped holes, a punching cylinder is installed at the upper end of the adjustment plate, and a lifting plate is installed on the piston rod of the punching cylinder to lift the The plate is movably connected with the adjustment plate through linear guide rails, the lower end of the lifting plate is installed with an upper punch opposite to the lower die, the upper punch cooperates with the lower die, and the bottom plate below the lower die is provided with a blanking port.
An EVA cutting and laying machine according to claim 1, characterized in that: the rolling and discharging mechanism comprises a discharging roller, a support, a servo motor, a pressing roller, a rotating assembly, a limit post and a stainless steel plate, and the two are The support is installed on the frame, the discharge roller is inserted on the support, the discharge roller is driven to rotate by a servo motor, the right end of the support is provided with an inserting part protruding upward, and the pressing roller is inserted into the support through a pin shaft. On the inserting part of the seat, the pressing roller is driven to rotate by the rotating component. The left end of the support is installed with a limit post opposite to the pressing roller. A stainless steel plate is arranged between the discharging roller and the pressing roller. The material passes through the stainless steel plate, and the stainless steel Rectangular openings are arranged in an array on the plate, and the discharge rollers are axially equidistantly provided with discharge protrusions that are opposite to the rectangular openings one by one. The discharge protrusions pass through the rectangular openings. The material pressing protrusions are symmetrically arranged with the spiral material pressing protrusions; the rotating assembly includes a support column, a thin cylinder, a fisheye bearing and a double-ear seat, the support column is vertically arranged on the frame, and the tail of the thin cylinder is The hinge support is movably arranged on the upper horizontal plate of the support column, the piston rod of the thin cylinder is installed with a fisheye bearing, the extension end of the fisheye bearing is movably inserted with a double lug seat, and the double lug seat is fixed on the end of the pressure roller on the stand.
An EVA cutting and laying machine according to claim 1, characterized in that: the bidirectional cutter mechanism comprises a base, a lower cutter, a gate-shaped cutter bracket, a single-axis driver, a moving plate, a cutter assembly and a lower pressure assembly , the base is set on the rack, the upper side of the base is equipped with a strip-shaped lower cutter, a gate-shaped cutter bracket is arranged above the base, and a single-axis drive is installed on the beam of the gate-shaped cutter bracket, and the single-axis drive is driven by a stepping motor Drive, a moving plate is installed on the sliding block of the single-axis drive, a cutter assembly is installed at the lower end of the moving plate, and a pressing assembly opposite to the base is installed on the beam of the door-shaped cutter bracket; the cutter assembly includes a bearing seat , connecting shaft, mounting frame, two-way cylinder, single ear seat, rotating shaft and round knife, bearing seat is installed on the lower plane of the moving plate, the connecting shaft is inserted in the bearing seat, the mounting frame is fixed at the lower end of the connecting shaft, and the lower part of the moving plate is installed. A two-way cylinder is also installed on the plane. Two single-ear seats are installed at both ends of the mounting frame. The two piston rods of the two-way cylinder are respectively fixedly connected with the single-ear seat. There is a round knife; the lower pressing component includes a lower pressing cylinder, a lower pressing plate and a lower pressing strip. The two lower pressing cylinders are arranged on the door-shaped cutter bracket, the lower pressing plate is installed on the piston rod of the lower pressing cylinder, and the lower end of the lower pressing plate is installed with a lower pressing plate. A lower pressing bar, the lower end of the lower pressing bar protrudes downward and is opposite to the upper end surface of the lower cutting knife.
An EVA cutting and laying machine according to claim 1, characterized in that: the servo conveying alignment assembly comprises a servo conveyor belt, and the short side alignment assemblies arranged on both sides of the servo conveyor belt in the conveying direction are disposed on the servo conveying belt. Long edge correction assembly with two sides.
An EVA cutting and laying machine according to claim 1, characterized in that: the EVA tail end clamping mechanism comprises a uniaxial manipulator, a synchronous connection shaft, a deceleration motor, a moving frame, a support frame, a shaft tube, and a clamping shaft , drive assembly, lower gripper and upper gripper, the input ends of the two single-axis manipulators are connected by a synchronous connection shaft, and the synchronous connection shaft is driven by a deceleration motor. A moving frame is installed on the sliding block of the two single-axis manipulators. The lower end of the moving frame is installed Two outstretched support frames, the opposite faces of the extended ends of the support frame are inserted with shaft tubes, and the rotatable clamping shaft is inserted in the shaft tubes, and two sets of drive components are installed on the moving frame, and the two sets of drive components act on the shaft tubes respectively. and the clamping shaft, the lower end of the shaft tube is equidistantly installed with lower clamping jaws, the upper end of the shaft tube is arrayed with rectangular opening grooves, and the clamping shaft is equidistantly installed with upper clamping jaws, and the upper clamping jaws pass through the rectangular opening groove and are connected to the same distance. The lower jaws are opposite one by one. The drive assembly includes a cylinder support, a rocking cylinder, a joint bearing and a connecting rod. The cylinder support is fixed on the moving frame, and the tail of the rocking cylinder is movably inserted on the cylinder support. A joint bearing is installed on the piston rod of the rocking cylinder, the extension end of the joint bearing is movably connected with the connecting rod, and the connecting rods on the two sets of driving components are respectively fixed with the shaft tube and the clamping rotating shaft.
An EVA cutting and laying machine according to claim 1, characterized in that: the EVA head-end clamping mechanism comprises a clamping bracket, a drive module, a carrier, a transplanting plate, an upper and lower cylinder, a connecting plate, a guide slide Rails and clipping plates, the clipping brackets are arranged on the frame, two sets of drive modules are installed on the upper part of the clipping brackets, a carrying frame is installed on the sliding block of the driving module, and two vertical moving parts are installed on the carrying frame. The planting plate, the upper and lower cylinders are respectively installed on the two vertical sides of the transplanting plate, and the connecting plates are respectively installed on the piston rods of the two upper and lower air cylinders. There are clamping plates, and the two clamping plates are opposite to each other.